2x^(2)-4x+5=0

Solve sqrt(x-2)(x^(2)-4x-5)=0

The equation whose roots are exceeding by 2 than those of 2x^(3)+3x^(2)-4x+5=0 is

Write the following sets in roster (Tabular) form : (i) A_(1) = {x : 2x + 3=11} , (ii) A_(2) ={x:x^(2)-4x - 5=0} , (iii) A_(3) ={x:x in Z, -3 le x lt 4} (iv) A_(4)={x:x is a two digit number and sum of the digits of x is 7} (v) A_(5) ={x:x =4n, n in W " and " n lt 4} (vi) A_(6) = {x:x =n/(n+2), n in N " and " n gt 5}

(x^(4)+x^(2)+1)/(x^(2)-4x-5)<0

Find the roots of the following quadratic equations, if they exist, using the quadratic formula: (1) 3x^(2) -5x+2=0

Find the roots of the following quadratic equations, if they exist, using the quadratic formula: (1) (1)/(3)x^(2)-sqrt(11)x+1=0 (2) x^(2)+4x+5=0

If (i)|(3x+2)/(x-1)|<=2 and (ii)x^(2)+4x-5<=0, then

The equation whose roots are multipled by 3 of those of 2x^(3)-3x^(2)+4x-5=0 is

Find, using the quadratic formula, the roots of the following quadratic equations, if they exist (i) 3x^(2)-5x+2=0 (ii) x^(2)+4x+5=0